ASEC — American Century Securitized Credit ETF

Data updated: 2026-07-29

ASEC — American Century Securitized Credit ETF. Intermediate Securitized (MBS/ABS/CMBS) Bond · $20.03M AUM. Holdings, fees, performance and SEC filings.

ASEC Fund Overview

ASEC — American Century Securitized Credit ETF is a US ETF managed by American Century ETF Trust, categorised as Intermediate Securitized (MBS/ABS/CMBS) Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US ETF
  • Manager: American Century ETF Trust
  • Category: Intermediate Securitized (MBS/ABS/CMBS) Bond
  • Assets under management: $20.03M
  • Ticker: ASEC
  • SEC CIK: 0001710607
  • SEC series ID: S000104149
  • Share class ID: C000274747

ASEC Holdings

Top 10 holdings of American Century Securitized Credit ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
U.s. Treasury54.21%
RCKT Mortgage Trust 2025-CES11.26%
Consolidated Communications LLC/Fidium Fiber Finance Holdco LLC1.01%
Continental Finance Credit Card ABS Master Trust1.01%
MMP Capital 2025-A LLC1.01%
BRAVO Residential Funding Trust 2024-NQM21.01%
Island Finance Trust 2025-11.00%
BFLD Trust 2025-FPM1.00%
Wells Fargo Commercial Mortgage Trust 2025-VTT1.00%
Research-Driven Pagaya Motor Asset Trust 2025-31.00%

View all ASEC holdings

ASEC Portfolio Allocation

Asset-class allocation of American Century Securitized Credit ETF by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Fixed Income54.2%
Securitized44.2%

ASEC Performance

Total returns for ASEC (as of 2026-09-01), from SEC filings.

PeriodTotal return
YTD0.1%

ASEC Costs and Fees

ASEC costs about $29 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 0.29%
  • Gross expense ratio: 0.29%

ASEC Cashflows

Over the 12 months to 2026-05, American Century Securitized Credit ETF had net inflows of $20.00M, from monthly SEC N-PORT filings.

MonthNet flow
2026-05$20.00M

ASEC Debt Constituents

Largest debt holdings of American Century Securitized Credit ETF by percentage of net assets, from the latest SEC N-PORT filing.

Debt holding% of net assets
U.s. Treasury54.21%

ASEC Prospectus and SEC Filings

Official American Century Securitized Credit ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other Intermediate Securitized (MBS/ABS/CMBS) Bond funds tracked on ABC INVEST:

Data Sources

ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.